added some classes that improve testing experience

[Mograsim.git] / era.mi / src / era / mi / logic / tests / ComponentTest.java

diff --git a/era.mi/src/era/mi/logic/tests/ComponentTest.java b/era.mi/src/era/mi/logic/tests/ComponentTest.java
index 0638cf8..722c52a 100644 (file)
--- a/era.mi/src/era/mi/logic/tests/ComponentTest.java
+++ b/era.mi/src/era/mi/logic/tests/ComponentTest.java
@@ -3,15 +3,13 @@ package era.mi.logic.tests;
 import static org.junit.jupiter.api.Assertions.*;
 
 import java.util.Arrays;
+import java.util.function.LongConsumer;
 
 import org.junit.jupiter.api.Test;
 
 import era.mi.logic.Bit;
 import era.mi.logic.Simulation;
-import era.mi.logic.components.Merger2;
-import era.mi.logic.components.Mux;
 import era.mi.logic.components.Mux2;
-import era.mi.logic.components.Splitter;
 import era.mi.logic.components.gates.AndGate;
 import era.mi.logic.components.gates.NotGate;
 import era.mi.logic.components.gates.OrGate;
@@ -245,4 +243,49 @@ class ComponentTest
                }
                assertTrue(Arrays.equals(w.getValues(), new Bit[] { Bit.ONE, Bit.Z }));
        }
+       
+       @Test
+       void wireConnections()
+       {
+               // Nur ein Experiment, was über mehrere 'passive' Bausteine hinweg passieren würde
+               
+               Simulation.TIMELINE.reset();
+
+               WireArray a = new WireArray(1, 2);
+               WireArray b = new WireArray(1, 2);
+               WireArray c = new WireArray(1, 2);
+               WireArrayInput aI = a.createInput();
+               WireArrayInput bI = b.createInput();
+               WireArrayInput cI = c.createInput();
+
+               TestBitDisplay test = new TestBitDisplay(c);
+               LongConsumer print = time -> System.out.format("Time %2d\n   %s\n   %s\n   %s\n", time, a, b, c);
+
+               cI.feedSignals(Bit.ONE);
+               test.assertAfterSimulationIs(print, Bit.ONE);
+
+               cI.feedSignals(Bit.X);
+               test.assertAfterSimulationIs(print, Bit.X);
+
+               cI.feedSignals(Bit.X);
+               cI.feedSignals(Bit.Z);
+               test.assertAfterSimulationIs(print, Bit.Z);
+
+               Connector c1 = new Connector(b, c);
+               test.assertAfterSimulationIs(print, Bit.Z);
+               System.out.println("ONE");
+               bI.feedSignals(Bit.ONE);
+               test.assertAfterSimulationIs(print, Bit.ONE);
+               System.out.println("ZERO");
+               bI.feedSignals(Bit.ZERO);
+               test.assertAfterSimulationIs(print, Bit.ZERO);
+               System.out.println("Z");
+               bI.feedSignals(Bit.Z);
+               test.assertAfterSimulationIs(Bit.Z);
+       }
+
+       private static void assertBitArrayEquals(Bit[] actual, Bit... expected)
+       {
+               assertArrayEquals(expected, actual);
+       }
 }